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131373470534 = 21983271153701
BaseRepresentation
bin111101001011001111…
…0000001001101000110
3110120002122100202222212
41322112132001031012
54123023102024114
6140204021223422
712330362034425
oct1722636011506
9416078322885
10131373470534
1150795998949
1221564861b72
13c5085c4ba7
146503a732bc
15363d717b3e
hex1e96781346

131373470534 has 32 divisors (see below), whose sum is σ = 210706997760. Its totient is φ = 61252524000.

The previous prime is 131373470533. The next prime is 131373470539. The reversal of 131373470534 is 435074373131.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 131373470491 and 131373470500.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (131373470533) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 777884 + ... + 931584.

It is an arithmetic number, because the mean of its divisors is an integer number (6584593680).

Almost surely, 2131373470534 is an apocalyptic number.

131373470534 is a deficient number, since it is larger than the sum of its proper divisors (79333527226).

131373470534 is a wasteful number, since it uses less digits than its factorization.

131373470534 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 154076.

The product of its (nonzero) digits is 317520, while the sum is 41.

The spelling of 131373470534 in words is "one hundred thirty-one billion, three hundred seventy-three million, four hundred seventy thousand, five hundred thirty-four".

Divisors: 1 2 19 38 83 166 271 542 1577 3154 5149 10298 22493 44986 153701 307402 427367 854734 2920319 5840638 12757183 25514366 41652971 83305942 242386477 484772954 791406449 1582812898 3457196593 6914393186 65686735267 131373470534