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3142996128 = 25335996073
BaseRepresentation
bin1011101101010110…
…0101000010100000
322010001002202011000
42323111211002200
522414101334003
61235513152000
7140613012006
oct27325450240
98101082130
103142996128
111373159568
127386bb600
133b120052c
1421b5caa76
15135ddd1a3
hexbb5650a0

3142996128 has 96 divisors (see below), whose sum is σ = 9183888000. Its totient is φ = 1045744128.

The previous prime is 3142996123. The next prime is 3142996187. The reversal of 3142996128 is 8216992413.

3142996128 is a `hidden beast` number, since 3 + 1 + 4 + 29 + 9 + 612 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (96).

It is a super-3 number, since 3×31429961283 (a number of 29 digits) contains 333 as substring.

It is a nude number because it is divisible by every one of its digits.

It is not an unprimeable number, because it can be changed into a prime (3142996123) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 514500 + ... + 520572.

It is an arithmetic number, because the mean of its divisors is an integer number (95665500).

Almost surely, 23142996128 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 3142996128, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (4591944000).

3142996128 is an abundant number, since it is smaller than the sum of its proper divisors (6040891872).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

3142996128 is a wasteful number, since it uses less digits than its factorization.

3142996128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6691 (or 6677 counting only the distinct ones).

The product of its digits is 186624, while the sum is 45.

The square root of 3142996128 is about 56062.4306287196. The cubic root of 3142996128 is about 1464.8099522445.

The spelling of 3142996128 in words is "three billion, one hundred forty-two million, nine hundred ninety-six thousand, one hundred twenty-eight".

Divisors: 1 2 3 4 6 8 9 12 16 18 24 27 32 36 48 54 72 96 108 144 216 288 432 599 864 1198 1797 2396 3594 4792 5391 6073 7188 9584 10782 12146 14376 16173 18219 19168 21564 24292 28752 32346 36438 43128 48584 54657 57504 64692 72876 86256 97168 109314 129384 145752 163971 172512 194336 218628 258768 291504 327942 437256 517536 583008 655884 874512 1311768 1749024 2623536 3637727 5247072 7275454 10913181 14550908 21826362 29101816 32739543 43652724 58203632 65479086 87305448 98218629 116407264 130958172 174610896 196437258 261916344 349221792 392874516 523832688 785749032 1047665376 1571498064 3142996128