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99351948 = 2238279329
BaseRepresentation
bin1011110101111…
…11110110001100
320220221121020210
411322333312030
5200413230243
613505242420
72314322553
oct572776614
9226847223
1099351948
1151099653
1229333410
1317777847
14d2a2d9a
158ac7933
hex5ebfd8c

99351948 has 12 divisors (see below), whose sum is σ = 231821240. Its totient is φ = 33117312.

The previous prime is 99351947. The next prime is 99351953. The reversal of 99351948 is 84915399.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 99351897 and 99351906.

It is not an unprimeable number, because it can be changed into a prime (99351947) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4139653 + ... + 4139676.

Almost surely, 299351948 is an apocalyptic number.

It is an amenable number.

99351948 is an abundant number, since it is smaller than the sum of its proper divisors (132469292).

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

99351948 is a wasteful number, since it uses less digits than its factorization.

99351948 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8279336 (or 8279334 counting only the distinct ones).

The product of its digits is 349920, while the sum is 48.

The square root of 99351948 is about 9967.5447327815. The cubic root of 99351948 is about 463.1540459599.

The spelling of 99351948 in words is "ninety-nine million, three hundred fifty-one thousand, nine hundred forty-eight".

Divisors: 1 2 3 4 6 12 8279329 16558658 24837987 33117316 49675974 99351948