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139289682502 = 2477918757027
BaseRepresentation
bin1000000110111001001…
…1111110001001000110
3111022112100010000022201
42001232103332021012
54240231124320002
6143553325145114
713030504523545
oct2015623761106
9438470100281
10139289682502
1154088438093
1222bb39bb19a
131019a67c699
146a5516a15c
1539536b2087
hex206e4fe246

139289682502 has 16 divisors (see below), whose sum is σ = 216080962560. Its totient is φ = 67300209288.

The previous prime is 139289682479. The next prime is 139289682509. The reversal of 139289682502 is 205286982931.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (139289682509) 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, 9371088 + ... + 9385939.

It is an arithmetic number, because the mean of its divisors is an integer number (13505060160).

Almost surely, 2139289682502 is an apocalyptic number.

139289682502 is a deficient number, since it is larger than the sum of its proper divisors (76791280058).

139289682502 is a wasteful number, since it uses less digits than its factorization.

139289682502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18757155.

The product of its (nonzero) digits is 3732480, while the sum is 55.

The spelling of 139289682502 in words is "one hundred thirty-nine billion, two hundred eighty-nine million, six hundred eighty-two thousand, five hundred two".

Divisors: 1 2 47 79 94 158 3713 7426 18757027 37514054 881580269 1481805133 1763160538 2963610266 69644841251 139289682502