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145359156 = 22347972657
BaseRepresentation
bin10001010101000…
…00000100110100
3101010112000021110
420222200010310
5244202443111
622231315020
73413350425
oct1052400464
9333460243
10145359156
1175062538
124081ba70
1324165747
141543b64c
15cb645a6
hex8aa0134

145359156 has 48 divisors (see below), whose sum is σ = 350090496. Its totient is φ = 46915584.

The previous prime is 145359143. The next prime is 145359167. The reversal of 145359156 is 651953541.

It is a happy number.

It is a super-2 number, since 2×1453591562 = 42258568466064672, which contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 53380 + ... + 56036.

It is an arithmetic number, because the mean of its divisors is an integer number (7293552).

Almost surely, 2145359156 is an apocalyptic number.

It is an amenable number.

145359156 is an abundant number, since it is smaller than the sum of its proper divisors (204731340).

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

145359156 is a wasteful number, since it uses less digits than its factorization.

145359156 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2808 (or 2806 counting only the distinct ones).

The product of its digits is 81000, while the sum is 39.

The square root of 145359156 is about 12056.4984966615. The cubic root of 145359156 is about 525.7921899780.

The spelling of 145359156 in words is "one hundred forty-five million, three hundred fifty-nine thousand, one hundred fifty-six".

Divisors: 1 2 3 4 6 12 47 94 97 141 188 194 282 291 388 564 582 1164 2657 4559 5314 7971 9118 10628 13677 15942 18236 27354 31884 54708 124879 249758 257729 374637 499516 515458 749274 773187 1030916 1498548 1546374 3092748 12113263 24226526 36339789 48453052 72679578 145359156