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145872996 = 22312156083
BaseRepresentation
bin10001011000111…
…01100001100100
3101011111010010120
420230131201210
5244320413441
622250321540
73420620463
oct1054354144
9334433116
10145872996
11753835a5
1240a292b0
13242b55a9
14155329da
15cc16966
hex8b1d864

145872996 has 12 divisors (see below), whose sum is σ = 340370352. Its totient is φ = 48624328.

The previous prime is 145872989. The next prime is 145873019. The reversal of 145872996 is 699278541.

It is a tau number, because it is divible by the number of its divisors (12).

It is a super-3 number, since 3×1458729963 (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6078030 + ... + 6078053.

It is an arithmetic number, because the mean of its divisors is an integer number (28364196).

Almost surely, 2145872996 is an apocalyptic number.

It is an amenable number.

145872996 is an abundant number, since it is smaller than the sum of its proper divisors (194497356).

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

145872996 is a wasteful number, since it uses less digits than its factorization.

145872996 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12156090 (or 12156088 counting only the distinct ones).

The product of its digits is 1088640, while the sum is 51.

The square root of 145872996 is about 12077.7893672642. The cubic root of 145872996 is about 526.4110142727.

The spelling of 145872996 in words is "one hundred forty-five million, eight hundred seventy-two thousand, nine hundred ninety-six".

Divisors: 1 2 3 4 6 12 12156083 24312166 36468249 48624332 72936498 145872996