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145373156 = 22231918273
BaseRepresentation
bin10001010101000…
…11011111100100
3101010112201110222
420222203133210
5244203420111
622231503512
73413436305
oct1052433744
9333481428
10145373156
1175072005
1240827b98
132416bc26
14154427ac
15cb687db
hex8aa37e4

145373156 has 24 divisors (see below), whose sum is σ = 266886144. Its totient is φ = 69153920.

The previous prime is 145373141. The next prime is 145373159. The reversal of 145373156 is 651373541.

145373156 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×1453731562 = 42266708970800672, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (145373159) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13436 + ... + 21708.

It is an arithmetic number, because the mean of its divisors is an integer number (11120256).

Almost surely, 2145373156 is an apocalyptic number.

It is an amenable number.

145373156 is a deficient number, since it is larger than the sum of its proper divisors (121512988).

145373156 is a wasteful number, since it uses less digits than its factorization.

145373156 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8491 (or 8489 counting only the distinct ones).

The product of its digits is 37800, while the sum is 35.

The square root of 145373156 is about 12057.0790824312. The cubic root of 145373156 is about 525.8090696723.

The spelling of 145373156 in words is "one hundred forty-five million, three hundred seventy-three thousand, one hundred fifty-six".

Divisors: 1 2 4 23 46 92 191 382 764 4393 8273 8786 16546 17572 33092 190279 380558 761116 1580143 3160286 6320572 36343289 72686578 145373156