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145011506612 = 22714934758271
BaseRepresentation
bin1000011100001101011…
…0111111110110110100
3111212022002201210102012
42013003112333312310
54333440421202422
6150341203503352
713322343316520
oct2070326776664
9455262653365
10145011506612
1156554240245
1224130087b58
131089cc1c11b
147039046d80
153b8ab9c4e2
hex21c35bfdb4

145011506612 has 24 divisors (see below), whose sum is σ = 291969484800. Its totient is φ = 61730687520.

The previous prime is 145011506609. The next prime is 145011506641. The reversal of 145011506612 is 216605110541.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 17374964 + ... + 17383307.

It is an arithmetic number, because the mean of its divisors is an integer number (12165395200).

Almost surely, 2145011506612 is an apocalyptic number.

It is an amenable number.

145011506612 is an abundant number, since it is smaller than the sum of its proper divisors (146957978188).

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

145011506612 is a wasteful number, since it uses less digits than its factorization.

145011506612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34758431 (or 34758429 counting only the distinct ones).

The product of its (nonzero) digits is 7200, while the sum is 32.

The spelling of 145011506612 in words is "one hundred forty-five billion, eleven million, five hundred six thousand, six hundred twelve".

Divisors: 1 2 4 7 14 28 149 298 596 1043 2086 4172 34758271 69516542 139033084 243307897 486615794 973231588 5178982379 10357964758 20715929516 36252876653 72505753306 145011506612