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142753080 = 2335171929127
BaseRepresentation
bin10001000001000…
…11110100111000
3100221121121102010
420200203310320
5243021044310
622055405520
73352244511
oct1040436470
9327547363
10142753080
1173642558
123b9838a0
13237624a2
1414d5da08
15c7ec320
hex8823d38

142753080 has 256 divisors, whose sum is σ = 497664000. Its totient is φ = 32514048.

The previous prime is 142753069. The next prime is 142753133. The reversal of 142753080 is 80357241.

It is a Harshad number since it is a multiple of its sum of digits (30).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1123977 + ... + 1124103.

It is an arithmetic number, because the mean of its divisors is an integer number (1944000).

Almost surely, 2142753080 is an apocalyptic number.

142753080 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 142753080, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (248832000).

142753080 is an abundant number, since it is smaller than the sum of its proper divisors (354910920).

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

142753080 is a wasteful number, since it uses less digits than its factorization.

142753080 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 206 (or 202 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

The square root of 142753080 is about 11947.9320386417. The cubic root of 142753080 is about 522.6309951389.

The spelling of 142753080 in words is "one hundred forty-two million, seven hundred fifty-three thousand, eighty".