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13813556500254 = 237328894202387
BaseRepresentation
bin1100100100000011100000…
…1000001101011100011110
31210220120012111120211120010
43021000320020031130132
53302310130431002004
645213505451504050
72623665543634650
oct311007010153436
953816174524503
1013813556500254
114446329586805
1216711b0158026
137927c73b1874
1435a8189b86d0
1518e4c7ba4a89
hexc903820d71e

13813556500254 has 16 divisors (see below), whose sum is σ = 31573843429248. Its totient is φ = 3946730428632.

The previous prime is 13813556500231. The next prime is 13813556500279. The reversal of 13813556500254 is 45200565531831.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 164447101152 + ... + 164447101235.

It is an arithmetic number, because the mean of its divisors is an integer number (1973365214328).

Almost surely, 213813556500254 is an apocalyptic number.

13813556500254 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

13813556500254 is an abundant number, since it is smaller than the sum of its proper divisors (17760286928994).

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

13813556500254 is a wasteful number, since it uses less digits than its factorization.

13813556500254 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 328894202399.

The product of its (nonzero) digits is 2160000, while the sum is 48.

The spelling of 13813556500254 in words is "thirteen trillion, eight hundred thirteen billion, five hundred fifty-six million, five hundred thousand, two hundred fifty-four".

Divisors: 1 2 3 6 7 14 21 42 328894202387 657788404774 986682607161 1973365214322 2302259416709 4604518833418 6906778250127 13813556500254