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147143372 = 22191936097
BaseRepresentation
bin10001100010100…
…11101011001100
3101020212122202112
420301103223030
5300132041442
622333443152
73434461265
oct1061235314
9336778675
10147143372
1176070aa2
12413404b8
132463b8ac
141578396c
15cdb8082
hex8c53acc

147143372 has 12 divisors (see below), whose sum is σ = 271053720. Its totient is φ = 69699456.

The previous prime is 147143369. The next prime is 147143387. The reversal of 147143372 is 273341741.

It is a super-3 number, since 3×1471433723 (a number of 25 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 967973 + ... + 968124.

It is an arithmetic number, because the mean of its divisors is an integer number (22587810).

Almost surely, 2147143372 is an apocalyptic number.

It is an amenable number.

147143372 is a deficient number, since it is larger than the sum of its proper divisors (123910348).

147143372 is a wasteful number, since it uses less digits than its factorization.

147143372 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1936120 (or 1936118 counting only the distinct ones).

The product of its digits is 14112, while the sum is 32.

The square root of 147143372 is about 12130.2667736534. The cubic root of 147143372 is about 527.9347323288.

The spelling of 147143372 in words is "one hundred forty-seven million, one hundred forty-three thousand, three hundred seventy-two".

Divisors: 1 2 4 19 38 76 1936097 3872194 7744388 36785843 73571686 147143372