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102144374115 = 35717127944741
BaseRepresentation
bin101111100100001000…
…1110111010101100011
3100202122121122211112020
41133020101313111203
53133142424432430
6114531404232523
710244142566040
oct1371021672543
9322577584466
10102144374115
113a356922113
1217967b3b743
13982ab66074
144d2db7c1c7
1529cc619b10
hex17c8477563

102144374115 has 64 divisors (see below), whose sum is σ = 197924290560. Its totient is φ = 43912488960.

The previous prime is 102144374069. The next prime is 102144374201. The reversal of 102144374115 is 511473441201.

It is a happy number.

It is not a de Polignac number, because 102144374115 - 26 = 102144374051 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2260645 + ... + 2305385.

It is an arithmetic number, because the mean of its divisors is an integer number (3092567040).

Almost surely, 2102144374115 is an apocalyptic number.

102144374115 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

102144374115 is a deficient number, since it is larger than the sum of its proper divisors (95779916445).

102144374115 is a wasteful number, since it uses less digits than its factorization.

102144374115 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 46052.

The product of its (nonzero) digits is 13440, while the sum is 33.

The spelling of 102144374115 in words is "one hundred two billion, one hundred forty-four million, three hundred seventy-four thousand, one hundred fifteen".

Divisors: 1 3 5 7 15 17 21 35 51 85 105 119 255 357 595 1279 1785 3837 6395 8953 19185 21743 26859 44741 44765 65229 108715 134223 134295 152201 223705 313187 326145 456603 671115 760597 761005 939561 1565935 2281791 2283015 3802985 4697805 5324179 11408955 15972537 26620895 57223739 79862685 171671217 286118695 400566173 858356085 972803563 1201698519 2002830865 2918410689 4864017815 6008492595 6809624941 14592053445 20428874823 34048124705 102144374115