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40102214412 = 22313723735521
BaseRepresentation
bin100101010110010001…
…110011101100001100
310211111210101120022110
4211112101303230030
51124112131330122
630231145344020
72616525125001
oct452621635414
9124453346273
1040102214412
1116009722267
127932198010
133a212bcc70
141d25db78a8
15109a97790c
hex956473b0c

40102214412 has 48 divisors (see below), whose sum is σ = 100786428512. Its totient is φ = 12337090560.

The previous prime is 40102214387. The next prime is 40102214417. The reversal of 40102214412 is 21441220104.

It is not an unprimeable number, because it can be changed into a prime (40102214417) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1111212 + ... + 1146732.

Almost surely, 240102214412 is an apocalyptic number.

It is an amenable number.

40102214412 is an abundant number, since it is smaller than the sum of its proper divisors (60684214100).

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

40102214412 is a wasteful number, since it uses less digits than its factorization.

40102214412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 42778 (or 42776 counting only the distinct ones).

The product of its (nonzero) digits is 512, while the sum is 21.

Adding to 40102214412 its reverse (21441220104), we get a palindrome (61543434516).

The spelling of 40102214412 in words is "forty billion, one hundred two million, two hundred fourteen thousand, four hundred twelve".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 7237 14474 21711 28948 35521 43422 71042 86844 94081 106563 142084 188162 213126 282243 376324 426252 461773 564486 923546 1128972 1385319 1847092 2770638 5541276 257065477 514130954 771196431 1028261908 1542392862 3084785724 3341851201 6683702402 10025553603 13367404804 20051107206 40102214412